6. A high school student conducted an experiment. The student grew two organisms alone in a petri
dish. In graph "a" species 1 is shown growing alone, and in graph "b" species 2 is shown growing alone.
The student then grew the two organisms together in a new dish. Graph "c" shows the numbers of
Species 1 and 2 over time.
Explain what is happening in graph "c." Justify your answer with a scientific term & evidence from the
graphs.